000 00536nam a22001937a 4500
003 OSt
008 220601b |||||||| |||| 00| 0 eng d
020 _a8185421560
082 _a630.717
_bR22E
100 _aRay, G. L
245 _aExtension communication and management
250 _a1st. ed.
260 _aCalcutta
_bNaya Prokash
_c1991
300 _a325 p.
650 _a Agriculture and related technologies
650 _aTechnology (Applied sciences)
650 _aCommunication | Extension education
942 _2ddc
_cBB
999 _c24620
_d24620